Confidence:StrongSolidPlausibleTentativeSpeculative

• Elrond, Moon-Reader

  2U

  Legendary Creature — Elf NobleU

  Kethis, the Hidden Hand has activated abilities that aren't mana abilities, fueling Elrond, Moon-Reader's activation-trigger.
• Jace Reawakened

  UU

  Legendary Planeswalker — JaceU

  Kethis, the Hidden Hand lets you cast/play from the graveyard, enabling Jace Reawakened's recursion loop.
• Origin of Thor

  2R

  Enchantment — SagaR

  Kethis, the Hidden Hand lets you cast/play from the graveyard, enabling Origin of Thor's recursion loop.
• Rings of Brighthearth

  3

  ArtifactC

  Kethis, the Hidden Hand has activated abilities that aren't mana abilities, fueling Rings of Brighthearth's activation-trigger.
• Illusionist's Bracers

  2

  Artifact — EquipmentC

  Kethis, the Hidden Hand has activated abilities that aren't mana abilities, fueling Illusionist's Bracers's activation-trigger.
• Mountain Titan

  2BR

  Creature — GiantBR

  Kethis, the Hidden Hand lets you cast/play from the graveyard, enabling Mountain Titan's recursion loop.